A lighted archway at a large electric power exposition. Booths or displays appear to sit behind rails lining the walkway. A few men stand in the walkway while others have gathered at various points along the way. See ULPA 1982.01.568.p, ULPA...

A large electric light exposition, apparently inside a big tent or exhibit hall. "Industrial Light Exhibit" is spelled out in lights at the far end of the hall. Below, a smaller sign appears to read "Commonwealth Edison." A chandelier and "star"...

A large electric light exposition, apparently inside a big tent or exhibit hall. "Industrial Power Exhibit" is spelled out in lights at the far end of the hall. A chandelier and "star" lights hang from the ceiling. Other lights line the walls and...

Industrial Power Exhibit. Several men stop to talk under one of the lighted archways at the large electric light exposition. There appear to be booths or displays along the walkway. See ULPA 1982.01.568.p, ULPA 1982.01.730.p, and ULPA 1982.01.731.p...